λ
Sequence Observatory

6,705,891

32 × 293 × 2543
Deficient Odd Composite

Starting at 6,705,891, the Collatz iteration reaches 1 after 134 steps. The first transition is 20117674; the starting value is odd with 12 positive divisors.

Prime Factor Structure

Factorization String 3^2 × 293 × 2543
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 9,723,168
Proper Divisor Sum 3,017,277
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #6705887 ← → #6705899

Radix Representation

Decimal 6705891
Binary 11001100101001011100011 (23 bits)
Octal 0o31451343
Hexadecimal 0x6652E3

Divisor Catalog (12)

1 3 9 293 879 2,543 2,637 7,629 22,887 745,099 2,235,297 6,705,891

Collatz Trajectory (134 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

6,705,891 20,117,674 10,058,837 30,176,512 15,088,256 7,544,128 3,772,064 1,886,032 943,016 471,508 235,754 117,877 353,632 176,816 88,408 44,204 22,102 11,051 33,154 16,577 49,732 24,866 12,433 37,300 18,650 9,325 27,976 13,988 6,994 3,497 10,492 5,246 2,623 7,870 3,935 11,806 5,903 17,710 8,855 26,566 13,283 39,850 19,925 59,776 29,888 14,944 7,472 3,736 1,868 934 467 1,402 701 2,104 1,052 526 263 790 395 1,186

More profiles

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